Figure 7.
50 Ω
Passband Amplitude Flatness and Bandwidth Verification Cabling
Diagram
6
8
PXIe-5164
400 MHz Oscilloscope
ACCESS
ACTIVE
CH 0
CAT II TO
50
Ω
: 5 V Peak MAX
1 M
Ω
: 250 V Peak MAX
CH 1
250 V RMS
MAX INPUT:
+5 V MAX
CLK
IN
PFI 0
AUX 0
7
2
1
3
4
3
5
1. Power Sensor
2. BNC (f)-to-N (f) Adapter
3. SMA (m)-to-BNC (m) Adapter
4. Power Splitter
5. PXIe-5164
6. SMA (m)-to-SMA (m) Cable
7. SMA (f)-to-N (m) Adapter
8. Signal Generator
2.
Call the niHsai Group B External Cal API v1 Host.lvclass:Passband Flatness Cal
Initialize VI with the following settings:
•
channel
: The specified channel
•
input impedance
: 50 Ω
3.
Configure the power sensor with the following settings:
•
Power measurement: continuous average
•
Path selection: automatic
PXIe-5164 Calibration Procedure
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© National Instruments
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